ITK/Examples/Smoothing/BilateralImageFilter: Difference between revisions

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(Somehow I screwed up this example. Now it's back.)
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<source lang="cpp">
<source lang="cpp">
#include "itkImage.h"
#include "itkImage.h"
#include "itkImageFileWriter.h"
#include "itkImageFileReader.h"
#include "itkRescaleIntensityImageFilter.h"
#include "itkBilateralImageFilter.h"
#include "itkAbsImageFilter.h"
 
#include "QuickView.h"
#include "QuickView.h"
 
   
typedef itk::Image<unsigned char, 2>  UnsignedCharImageType;
int main(int argc, char * argv[])
typedef itk::Image<float, 2> FloatImageType;
 
static void CreateImage(FloatImageType::Pointer image);
 
int main(int, char *[])
{
{
   FloatImageType::Pointer image = FloatImageType::New();
   // Verify command line arguments
   CreateImage(image);
  if( argc < 2 )
 
    {
   // Take the absolute value of the image
    std::cerr << "Usage: " << std::endl;
   typedef itk::AbsImageFilter <FloatImageType, FloatImageType>
    std::cerr << argv[0] << "inputImageFile" << std::endl;
          AbsImageFilterType;
    return EXIT_FAILURE;
 
    }
   AbsImageFilterType::Pointer absFilter
          = AbsImageFilterType::New ();
   // Parse command line arguments
   absFilter->SetInput(image);
  std::string inputFilename = argv[1];
 
   // Setup types
   typedef itk::Image< unsigned char, 2 >   UnsignedCharImageType;
  typedef itk::ImageFileReader< UnsignedCharImageType >  readerType;
   typedef itk::BilateralImageFilter<
    UnsignedCharImageType, UnsignedCharImageType >  filterType;
  // Create and setup a reader
  readerType::Pointer reader = readerType::New();
  reader->SetFileName( inputFilename.c_str() );
  // Create and setup a derivative filter
  filterType::Pointer bilateralFilter = filterType::New();
   bilateralFilter->SetInput( reader->GetOutput() );
   QuickView viewer;
   QuickView viewer;
   viewer.AddImage<FloatImageType>(image);
   viewer.AddImage(reader->GetOutput());
   viewer.AddImage<FloatImageType>(absFilter->GetOutput());
   viewer.AddImage(bilateralFilter->GetOutput());
   viewer.Visualize();
   viewer.Visualize();
 
   return EXIT_SUCCESS;
   return EXIT_SUCCESS;
}
void CreateImage(FloatImageType::Pointer image)
{
  // Create an image with negative values
  FloatImageType::RegionType region;
  FloatImageType::IndexType start;
  start[0] = 0;
  start[1] = 0;
  FloatImageType::SizeType size;
  size[0] = 200;
  size[1] = 300;
  region.SetSize(size);
  region.SetIndex(start);
  image->SetRegions(region);
  image->Allocate();
  itk::ImageRegionIterator<FloatImageType> imageIterator(image,region);
  while(!imageIterator.IsAtEnd())
    {
    imageIterator.Set(imageIterator.GetIndex()[0] - imageIterator.GetIndex()[1]);
    ++imageIterator;
    }
 
}
}
</source>
</source>

Revision as of 13:44, 18 November 2010

BilateralImageFilter.cxx

<source lang="cpp">

  1. include "itkImage.h"
  2. include "itkImageFileReader.h"
  3. include "itkBilateralImageFilter.h"
  1. include "QuickView.h"

int main(int argc, char * argv[]) { 

 // Verify command line arguments
 if( argc < 2 )
   {
   std::cerr << "Usage: " << std::endl;
   std::cerr << argv[0] << "inputImageFile" << std::endl;
   return EXIT_FAILURE;
   }

 // Parse command line arguments
 std::string inputFilename = argv[1];

 // Setup types
 typedef itk::Image< unsigned char, 2 >   UnsignedCharImageType;

 typedef itk::ImageFileReader< UnsignedCharImageType >  readerType;

 typedef itk::BilateralImageFilter<
   UnsignedCharImageType, UnsignedCharImageType >  filterType;

 // Create and setup a reader
 readerType::Pointer reader = readerType::New();
 reader->SetFileName( inputFilename.c_str() );

 // Create and setup a derivative filter
 filterType::Pointer bilateralFilter = filterType::New();
 bilateralFilter->SetInput( reader->GetOutput() );

 QuickView viewer;
 viewer.AddImage(reader->GetOutput());
 viewer.AddImage(bilateralFilter->GetOutput());
 viewer.Visualize();

 return EXIT_SUCCESS;

} </source>

CMakeLists.txt

<source lang="cmake"> cmake_minimum_required(VERSION 2.6)

PROJECT(BilateralImageFilter)

include_directories(/home/doriad/src/ITK/Wrapping/WrapITK/ExternalProjects/ItkVtkGlue/src/)

FIND_PACKAGE(VTK REQUIRED) INCLUDE(${VTK_USE_FILE})

FIND_PACKAGE(ITK REQUIRED) INCLUDE(${ITK_USE_FILE})

ADD_EXECUTABLE(BilateralImageFilter BilateralImageFilter.cxx) TARGET_LINK_LIBRARIES(BilateralImageFilter vtkHybrid ITKBasicFilters ITKIO ITKCommon)

</source>

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